Graded Market · 445 completed sales
Mewtwo & Mew GX - SM191 graded prices.
As of July 8, 2026, Mewtwo & Mew GX - SM191 (SM Black Star Promos #SM191) in PSA 10 sells for a median of $1.1K, based on 445 real eBay completed sales; the raw copy’s reference price is $325.54 — a 3.4× grading premium at the top grade.
PSA · Mewtwo & Mew GX - SM191
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $1.1K | 185 | 3.4× |
| Mint 9 | $355.57 | 144 | 1.1× |
| NM-MT 8 | $285.00 | 20 | 0.9× |
| NM 7 | $203.13 | 4 | 0.6× |
BGS · Mewtwo & Mew GX - SM191
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $2.6K | 3 | 8.0× |
| Mint 9 | $475.00 | 5 | 1.5× |
CGC · Mewtwo & Mew GX - SM191
| Grade | Median | Sales | vs Raw |
|---|---|---|---|
| Gem Mint 10 | $599.00 | 18 | 1.8× |
| Mint 9 | $349.95 | 14 | 1.1× |
| NM-MT 8 | $263.85 | 6 | 0.8× |
Medians of real eBay completed sales per grade; small sample sizes deserve caution. Prices are dated reference values — cite them with the as-of date above. Attribution: CardIntel (cardintel.io). See the methodology.